Osakabe, Masakazu
Current rating: 1483
| Grand Prix Kobe 2017 (modern) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 661 | Yamada, Yoshitaka (1507) | Lost 1-2 | -171447 |
| 2modern | 759 | Funahashi, Naoya (1466) | Lost 0-2 | -181429 |
| 3modern | 1245 | Kido, Katsunori (1361) | Won 2-1 | +171446 |
| 4modern | 1143 | Yamane, Tatsuya (1484) | Lost 1-2 | -171429 |
| 5modern | 1244 | Iwata, Sou (1510) | Won 2-1 | +191448 |
| 6modern | 1130 | Onishi, Kazuki (1478) | Won 2-1 | +191467 |
| 7modern | 950 | Suzuki, Atsushi (1552) | Won 2-0 | +191486 |
| 8modern | 732 | Nakajima, Hiroki (1336) | Won 2-1 | +151501 |
| 9modern | 552 | Nomura, Hiroshi (1460) | Lost 0-2 | -181483 |
| top | average opponent: 1461record: 5-4 | new rating: 1483 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 593 | Takano, Masaaki (1500) | Lost 0-2 | -181464 |
| top | record: 0-1 | new rating: 1464 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 716 | Samejima, Ippei (1477) | Lost 0-2 | -181482 |
| top | record: 0-1 | new rating: 1482 | ||